diff --git a/src/middleware/admin.js b/src/middleware/admin.js
index ed49408be8..3a49f2d729 100644
--- a/src/middleware/admin.js
+++ b/src/middleware/admin.js
@@ -1,16 +1,12 @@
 'use strict';
 
-const winston = require('winston');
-const jsesc = require('jsesc');
+
 const nconf = require('nconf');
-const semver = require('semver');
 
 const user = require('../user');
 const meta = require('../meta');
 const plugins = require('../plugins');
 const privileges = require('../privileges');
-const utils = require('../utils');
-const versions = require('../admin/versions');
 const helpers = require('./helpers');
 
 const controllers = {
@@ -30,90 +26,6 @@ middleware.buildHeader = helpers.try(async (req, res, next) => {
 	next();
 });
 
-middleware.renderHeader = async (req, res, data) => {
-	const custom_header = {
-		plugins: [],
-		authentication: [],
-	};
-	res.locals.config = res.locals.config || {};
-
-	const results = await utils.promiseParallel({
-		userData: user.getUserFields(req.uid, ['username', 'userslug', 'email', 'picture', 'email:confirmed']),
-		scripts: getAdminScripts(),
-		custom_header: plugins.hooks.fire('filter:admin.header.build', custom_header),
-		configs: meta.configs.list(),
-		latestVersion: getLatestVersion(),
-		privileges: privileges.admin.get(req.uid),
-		tags: meta.tags.parse(req, {}, [], []),
-	});
-
-	const { userData } = results;
-	userData.uid = req.uid;
-	userData['email:confirmed'] = userData['email:confirmed'] === 1;
-	userData.privileges = results.privileges;
-
-	let acpPath = req.path.slice(1).split('/');
-	acpPath.forEach((path, i) => {
-		acpPath[i] = path.charAt(0).toUpperCase() + path.slice(1);
-	});
-	acpPath = acpPath.join(' > ');
-
-	const version = nconf.get('version');
-
-	res.locals.config.userLang = res.locals.config.acpLang || res.locals.config.userLang;
-	let templateValues = {
-		config: res.locals.config,
-		configJSON: jsesc(JSON.stringify(res.locals.config), { isScriptContext: true }),
-		relative_path: res.locals.config.relative_path,
-		adminConfigJSON: encodeURIComponent(JSON.stringify(results.configs)),
-		metaTags: results.tags.meta,
-		linkTags: results.tags.link,
-		user: userData,
-		userJSON: jsesc(JSON.stringify(userData), { isScriptContext: true }),
-		plugins: results.custom_header.plugins,
-		authentication: results.custom_header.authentication,
-		scripts: results.scripts,
-		'cache-buster': meta.config['cache-buster'] || '',
-		env: !!process.env.NODE_ENV,
-		title: `${acpPath || 'Dashboard'} | NodeBB Admin Control Panel`,
-		bodyClass: data.bodyClass,
-		version: version,
-		latestVersion: results.latestVersion,
-		upgradeAvailable: results.latestVersion && semver.gt(results.latestVersion, version),
-		showManageMenu: results.privileges.superadmin || ['categories', 'privileges', 'users', 'admins-mods', 'groups', 'tags', 'settings'].some(priv => results.privileges[`admin:${priv}`]),
-	};
-
-	templateValues.template = { name: res.locals.template };
-	templateValues.template[res.locals.template] = true;
-	({ templateData: templateValues } = await plugins.hooks.fire('filter:middleware.renderAdminHeader', {
-		req,
-		res,
-		templateData: templateValues,
-		data,
-	}));
-
-	return await req.app.renderAsync('admin/header', templateValues);
-};
-
-async function getAdminScripts() {
-	const scripts = await plugins.hooks.fire('filter:admin.scripts.get', []);
-	return scripts.map(script => ({ src: script }));
-}
-
-async function getLatestVersion() {
-	try {
-		const result = await versions.getLatestVersion();
-		return result;
-	} catch (err) {
-		winston.error(`[acp] Failed to fetch latest version${err.stack}`);
-	}
-	return null;
-}
-
-middleware.renderFooter = async function (req, res, data) {
-	return await req.app.renderAsync('admin/footer', data);
-};
-
 middleware.checkPrivileges = helpers.try(async (req, res, next) => {
 	// Kick out guests, obviously
 	if (req.uid <= 0) {
diff --git a/src/middleware/header.js b/src/middleware/header.js
index 8da7f157a0..d8645d6471 100644
--- a/src/middleware/header.js
+++ b/src/middleware/header.js
@@ -1,33 +1,17 @@
 'use strict';
 
-const nconf = require('nconf');
-const jsesc = require('jsesc');
-const _ = require('lodash');
-const validator = require('validator');
 const util = require('util');
 
 const user = require('../user');
-const topics = require('../topics');
-const messaging = require('../messaging');
-const flags = require('../flags');
-const meta = require('../meta');
 const plugins = require('../plugins');
-const navigation = require('../navigation');
-const translator = require('../translator');
-const privileges = require('../privileges');
-const languages = require('../languages');
-const utils = require('../utils');
 const helpers = require('./helpers');
 
 const controllers = {
 	api: require('../controllers/api'),
-	helpers: require('../controllers/helpers'),
 };
 
 const middleware = module.exports;
 
-const relative_path = nconf.get('relative_path');
-
 middleware.buildHeader = helpers.try(async (req, res, next) => {
 	res.locals.renderHeader = true;
 	res.locals.isAPI = false;
@@ -52,215 +36,3 @@ middleware.buildHeader = helpers.try(async (req, res, next) => {
 });
 
 middleware.buildHeaderAsync = util.promisify(middleware.buildHeader);
-
-middleware.renderHeader = async function renderHeader(req, res, data) {
-	const registrationType = meta.config.registrationType || 'normal';
-	res.locals.config = res.locals.config || {};
-	const templateValues = {
-		title: meta.config.title || '',
-		'title:url': meta.config['title:url'] || '',
-		description: meta.config.description || '',
-		'cache-buster': meta.config['cache-buster'] || '',
-		'brand:logo': meta.config['brand:logo'] || '',
-		'brand:logo:url': meta.config['brand:logo:url'] || '',
-		'brand:logo:alt': meta.config['brand:logo:alt'] || '',
-		'brand:logo:display': meta.config['brand:logo'] ? '' : 'hide',
-		allowRegistration: registrationType === 'normal',
-		searchEnabled: plugins.hooks.hasListeners('filter:search.query'),
-		postQueueEnabled: !!meta.config.postQueue,
-		config: res.locals.config,
-		relative_path,
-		bodyClass: data.bodyClass,
-	};
-
-	templateValues.configJSON = jsesc(JSON.stringify(res.locals.config), { isScriptContext: true });
-
-	const results = await utils.promiseParallel({
-		isAdmin: user.isAdministrator(req.uid),
-		isGlobalMod: user.isGlobalModerator(req.uid),
-		isModerator: user.isModeratorOfAnyCategory(req.uid),
-		privileges: privileges.global.get(req.uid),
-		user: user.getUserData(req.uid),
-		isEmailConfirmSent: req.uid <= 0 ? false : await user.email.isValidationPending(req.uid),
-		languageDirection: translator.translate('[[language:dir]]', res.locals.config.userLang),
-		timeagoCode: languages.userTimeagoCode(res.locals.config.userLang),
-		browserTitle: translator.translate(controllers.helpers.buildTitle(translator.unescape(data.title))),
-		navigation: navigation.get(req.uid),
-	});
-
-	const unreadData = {
-		'': {},
-		new: {},
-		watched: {},
-		unreplied: {},
-	};
-
-	results.user.unreadData = unreadData;
-	results.user.isAdmin = results.isAdmin;
-	results.user.isGlobalMod = results.isGlobalMod;
-	results.user.isMod = !!results.isModerator;
-	results.user.privileges = results.privileges;
-	results.user.timeagoCode = results.timeagoCode;
-	results.user[results.user.status] = true;
-
-	results.user.email = String(results.user.email);
-	results.user['email:confirmed'] = results.user['email:confirmed'] === 1;
-	results.user.isEmailConfirmSent = !!results.isEmailConfirmSent;
-
-	templateValues.bootswatchSkin = (parseInt(meta.config.disableCustomUserSkins, 10) !== 1 ? res.locals.config.bootswatchSkin : '') || meta.config.bootswatchSkin || '';
-	templateValues.browserTitle = results.browserTitle;
-	({
-		navigation: templateValues.navigation,
-		unreadCount: templateValues.unreadCount,
-	} = await appendUnreadCounts({
-		uid: req.uid,
-		query: req.query,
-		navigation: results.navigation,
-		unreadData,
-	}));
-	templateValues.isAdmin = results.user.isAdmin;
-	templateValues.isGlobalMod = results.user.isGlobalMod;
-	templateValues.showModMenu = results.user.isAdmin || results.user.isGlobalMod || results.user.isMod;
-	templateValues.canChat = results.privileges.chat && meta.config.disableChat !== 1;
-	templateValues.user = results.user;
-	templateValues.userJSON = jsesc(JSON.stringify(results.user), { isScriptContext: true });
-	templateValues.useCustomCSS = meta.config.useCustomCSS && meta.config.customCSS;
-	templateValues.customCSS = templateValues.useCustomCSS ? (meta.config.renderedCustomCSS || '') : '';
-	templateValues.useCustomHTML = meta.config.useCustomHTML;
-	templateValues.customHTML = templateValues.useCustomHTML ? meta.config.customHTML : '';
-	templateValues.maintenanceHeader = meta.config.maintenanceMode && !results.isAdmin;
-	templateValues.defaultLang = meta.config.defaultLang || 'en-GB';
-	templateValues.userLang = res.locals.config.userLang;
-	templateValues.languageDirection = results.languageDirection;
-	if (req.query.noScriptMessage) {
-		templateValues.noScriptMessage = validator.escape(String(req.query.noScriptMessage));
-	}
-
-	templateValues.template = { name: res.locals.template };
-	templateValues.template[res.locals.template] = true;
-
-	if (data.hasOwnProperty('_header')) {
-		templateValues.metaTags = data._header.tags.meta;
-		templateValues.linkTags = data._header.tags.link;
-	}
-
-	if (req.route && req.route.path === '/') {
-		modifyTitle(templateValues);
-	}
-
-	const hookReturn = await plugins.hooks.fire('filter:middleware.renderHeader', {
-		req: req,
-		res: res,
-		templateValues: templateValues, // TODO: deprecate
-		templateData: templateValues,
-		data: data,
-	});
-
-	return await req.app.renderAsync('header', hookReturn.templateValues);
-};
-
-async function appendUnreadCounts({ uid, navigation, unreadData, query }) {
-	const originalRoutes = navigation.map(nav => nav.originalRoute);
-	const calls = {
-		unreadData: topics.getUnreadData({ uid: uid, query: query }),
-		unreadChatCount: messaging.getUnreadCount(uid),
-		unreadNotificationCount: user.notifications.getUnreadCount(uid),
-		unreadFlagCount: (async function () {
-			if (originalRoutes.includes('/flags') && await user.isPrivileged(uid)) {
-				return flags.getCount({
-					uid,
-					query,
-					filters: {
-						quick: 'unresolved',
-						cid: (await user.isAdminOrGlobalMod(uid)) ? [] : (await user.getModeratedCids(uid)),
-					},
-				});
-			}
-			return 0;
-		}()),
-	};
-	const results = await utils.promiseParallel(calls);
-
-	const unreadCounts = results.unreadData.counts;
-	const unreadCount = {
-		topic: unreadCounts[''] || 0,
-		newTopic: unreadCounts.new || 0,
-		watchedTopic: unreadCounts.watched || 0,
-		unrepliedTopic: unreadCounts.unreplied || 0,
-		mobileUnread: 0,
-		unreadUrl: '/unread',
-		chat: results.unreadChatCount || 0,
-		notification: results.unreadNotificationCount || 0,
-		flags: results.unreadFlagCount || 0,
-	};
-
-	Object.keys(unreadCount).forEach((key) => {
-		if (unreadCount[key] > 99) {
-			unreadCount[key] = '99+';
-		}
-	});
-
-	const { tidsByFilter } = results.unreadData;
-	navigation = navigation.map((item) => {
-		function modifyNavItem(item, route, filter, content) {
-			if (item && item.originalRoute === route) {
-				unreadData[filter] = _.zipObject(tidsByFilter[filter], tidsByFilter[filter].map(() => true));
-				item.content = content;
-				unreadCount.mobileUnread = content;
-				unreadCount.unreadUrl = route;
-				if (unreadCounts[filter] > 0) {
-					item.iconClass += ' unread-count';
-				}
-			}
-		}
-		modifyNavItem(item, '/unread', '', unreadCount.topic);
-		modifyNavItem(item, '/unread?filter=new', 'new', unreadCount.newTopic);
-		modifyNavItem(item, '/unread?filter=watched', 'watched', unreadCount.watchedTopic);
-		modifyNavItem(item, '/unread?filter=unreplied', 'unreplied', unreadCount.unrepliedTopic);
-
-		['flags'].forEach((prop) => {
-			if (item && item.originalRoute === `/${prop}` && unreadCount[prop] > 0) {
-				item.iconClass += ' unread-count';
-				item.content = unreadCount.flags;
-			}
-		});
-
-		return item;
-	});
-
-	return { navigation, unreadCount };
-}
-
-middleware.renderFooter = async function renderFooter(req, res, templateValues) {
-	const data = await plugins.hooks.fire('filter:middleware.renderFooter', {
-		req: req,
-		res: res,
-		templateValues: templateValues, // TODO: deprecate
-		templateData: templateValues,
-	});
-
-	const scripts = await plugins.hooks.fire('filter:scripts.get', []);
-
-	data.templateValues.scripts = scripts.map(script => ({ src: script }));
-
-	data.templateValues.useCustomJS = meta.config.useCustomJS;
-	data.templateValues.customJS = data.templateValues.useCustomJS ? meta.config.customJS : '';
-	data.templateValues.isSpider = req.uid === -1;
-
-	return await req.app.renderAsync('footer', data.templateValues);
-};
-
-function modifyTitle(obj) {
-	const title = controllers.helpers.buildTitle(meta.config.homePageTitle || '[[pages:home]]');
-	obj.browserTitle = title;
-
-	if (obj.metaTags) {
-		obj.metaTags.forEach((tag, i) => {
-			if (tag.property === 'og:title') {
-				obj.metaTags[i].content = title;
-			}
-		});
-	}
-
-	return title;
-}
diff --git a/src/middleware/render.js b/src/middleware/render.js
index 8e76d19f10..e3cf642996 100644
--- a/src/middleware/render.js
+++ b/src/middleware/render.js
@@ -1,15 +1,27 @@
 'use strict';
 
+const _ = require('lodash');
 const nconf = require('nconf');
 const validator = require('validator');
+const jsesc = require('jsesc');
+const winston = require('winston');
+const semver = require('semver');
 
-
-const plugins = require('../plugins');
-const meta = require('../meta');
+const navigation = require('../navigation');
 const translator = require('../translator');
+const privileges = require('../privileges');
+const languages = require('../languages');
+const plugins = require('../plugins');
+const user = require('../user');
+const topics = require('../topics');
+const messaging = require('../messaging');
+const flags = require('../flags');
+const meta = require('../meta');
 const widgets = require('../widgets');
 const utils = require('../utils');
 const helpers = require('./helpers');
+const versions = require('../admin/versions');
+const controllersHelpers = require('../controllers/helpers');
 
 const relative_path = nconf.get('relative_path');
 
@@ -70,10 +82,11 @@ module.exports = function (middleware) {
 					return res.json(options);
 				}
 				const optionsString = JSON.stringify(options).replace(/<\//g, '<\\/');
+				const headerFooterData = await loadHeaderFooterData(req, res, options);
 				const results = await utils.promiseParallel({
-					header: renderHeaderFooter('renderHeader', req, res, options),
+					header: renderHeaderFooter('renderHeader', req, res, options, headerFooterData),
 					content: renderContent(render, templateToRender, req, res, options),
-					footer: renderHeaderFooter('renderFooter', req, res, options),
+					footer: renderHeaderFooter('renderFooter', req, res, options, headerFooterData),
 				});
 
 				const str = `${results.header +
@@ -102,6 +115,170 @@ module.exports = function (middleware) {
 		next();
 	};
 
+	async function loadHeaderFooterData(req, res, options) {
+		if (res.locals.renderHeader) {
+			return await loadClientHeaderFooterData(req, res, options);
+		} else if (res.locals.renderAdminHeader) {
+			return await loadAdminHeaderFooterData(req, res, options);
+		}
+		return null;
+	}
+
+	async function loadClientHeaderFooterData(req, res, options) {
+		const registrationType = meta.config.registrationType || 'normal';
+		res.locals.config = res.locals.config || {};
+		const templateValues = {
+			title: meta.config.title || '',
+			'title:url': meta.config['title:url'] || '',
+			description: meta.config.description || '',
+			'cache-buster': meta.config['cache-buster'] || '',
+			'brand:logo': meta.config['brand:logo'] || '',
+			'brand:logo:url': meta.config['brand:logo:url'] || '',
+			'brand:logo:alt': meta.config['brand:logo:alt'] || '',
+			'brand:logo:display': meta.config['brand:logo'] ? '' : 'hide',
+			allowRegistration: registrationType === 'normal',
+			searchEnabled: plugins.hooks.hasListeners('filter:search.query'),
+			postQueueEnabled: !!meta.config.postQueue,
+			config: res.locals.config,
+			relative_path,
+			bodyClass: options.bodyClass,
+		};
+
+		templateValues.configJSON = jsesc(JSON.stringify(res.locals.config), { isScriptContext: true });
+
+		const results = await utils.promiseParallel({
+			isAdmin: user.isAdministrator(req.uid),
+			isGlobalMod: user.isGlobalModerator(req.uid),
+			isModerator: user.isModeratorOfAnyCategory(req.uid),
+			privileges: privileges.global.get(req.uid),
+			user: user.getUserData(req.uid),
+			isEmailConfirmSent: req.uid <= 0 ? false : await user.email.isValidationPending(req.uid),
+			languageDirection: translator.translate('[[language:dir]]', res.locals.config.userLang),
+			timeagoCode: languages.userTimeagoCode(res.locals.config.userLang),
+			browserTitle: translator.translate(controllersHelpers.buildTitle(translator.unescape(options.title))),
+			navigation: navigation.get(req.uid),
+		});
+
+		const unreadData = {
+			'': {},
+			new: {},
+			watched: {},
+			unreplied: {},
+		};
+
+		results.user.unreadData = unreadData;
+		results.user.isAdmin = results.isAdmin;
+		results.user.isGlobalMod = results.isGlobalMod;
+		results.user.isMod = !!results.isModerator;
+		results.user.privileges = results.privileges;
+		results.user.timeagoCode = results.timeagoCode;
+		results.user[results.user.status] = true;
+
+		results.user.email = String(results.user.email);
+		results.user['email:confirmed'] = results.user['email:confirmed'] === 1;
+		results.user.isEmailConfirmSent = !!results.isEmailConfirmSent;
+
+		templateValues.bootswatchSkin = (parseInt(meta.config.disableCustomUserSkins, 10) !== 1 ? res.locals.config.bootswatchSkin : '') || meta.config.bootswatchSkin || '';
+		templateValues.browserTitle = results.browserTitle;
+		({
+			navigation: templateValues.navigation,
+			unreadCount: templateValues.unreadCount,
+		} = await appendUnreadCounts({
+			uid: req.uid,
+			query: req.query,
+			navigation: results.navigation,
+			unreadData,
+		}));
+		templateValues.isAdmin = results.user.isAdmin;
+		templateValues.isGlobalMod = results.user.isGlobalMod;
+		templateValues.showModMenu = results.user.isAdmin || results.user.isGlobalMod || results.user.isMod;
+		templateValues.canChat = results.privileges.chat && meta.config.disableChat !== 1;
+		templateValues.user = results.user;
+		templateValues.userJSON = jsesc(JSON.stringify(results.user), { isScriptContext: true });
+		templateValues.useCustomCSS = meta.config.useCustomCSS && meta.config.customCSS;
+		templateValues.customCSS = templateValues.useCustomCSS ? (meta.config.renderedCustomCSS || '') : '';
+		templateValues.useCustomHTML = meta.config.useCustomHTML;
+		templateValues.customHTML = templateValues.useCustomHTML ? meta.config.customHTML : '';
+		templateValues.maintenanceHeader = meta.config.maintenanceMode && !results.isAdmin;
+		templateValues.defaultLang = meta.config.defaultLang || 'en-GB';
+		templateValues.userLang = res.locals.config.userLang;
+		templateValues.languageDirection = results.languageDirection;
+		if (req.query.noScriptMessage) {
+			templateValues.noScriptMessage = validator.escape(String(req.query.noScriptMessage));
+		}
+
+		templateValues.template = { name: res.locals.template };
+		templateValues.template[res.locals.template] = true;
+
+		if (options.hasOwnProperty('_header')) {
+			templateValues.metaTags = options._header.tags.meta;
+			templateValues.linkTags = options._header.tags.link;
+		}
+
+		if (req.route && req.route.path === '/') {
+			modifyTitle(templateValues);
+		}
+		return templateValues;
+	}
+
+	async function loadAdminHeaderFooterData(req, res, options) {
+		const custom_header = {
+			plugins: [],
+			authentication: [],
+		};
+		res.locals.config = res.locals.config || {};
+
+		const results = await utils.promiseParallel({
+			userData: user.getUserFields(req.uid, ['username', 'userslug', 'email', 'picture', 'email:confirmed']),
+			scripts: getAdminScripts(),
+			custom_header: plugins.hooks.fire('filter:admin.header.build', custom_header),
+			configs: meta.configs.list(),
+			latestVersion: getLatestVersion(),
+			privileges: privileges.admin.get(req.uid),
+			tags: meta.tags.parse(req, {}, [], []),
+		});
+
+		const { userData } = results;
+		userData.uid = req.uid;
+		userData['email:confirmed'] = userData['email:confirmed'] === 1;
+		userData.privileges = results.privileges;
+
+		let acpPath = req.path.slice(1).split('/');
+		acpPath.forEach((path, i) => {
+			acpPath[i] = path.charAt(0).toUpperCase() + path.slice(1);
+		});
+		acpPath = acpPath.join(' > ');
+
+		const version = nconf.get('version');
+
+		res.locals.config.userLang = res.locals.config.acpLang || res.locals.config.userLang;
+		const templateValues = {
+			config: res.locals.config,
+			configJSON: jsesc(JSON.stringify(res.locals.config), { isScriptContext: true }),
+			relative_path: res.locals.config.relative_path,
+			adminConfigJSON: encodeURIComponent(JSON.stringify(results.configs)),
+			metaTags: results.tags.meta,
+			linkTags: results.tags.link,
+			user: userData,
+			userJSON: jsesc(JSON.stringify(userData), { isScriptContext: true }),
+			plugins: results.custom_header.plugins,
+			authentication: results.custom_header.authentication,
+			scripts: results.scripts,
+			'cache-buster': meta.config['cache-buster'] || '',
+			env: !!process.env.NODE_ENV,
+			title: `${acpPath || 'Dashboard'} | NodeBB Admin Control Panel`,
+			bodyClass: options.bodyClass,
+			version: version,
+			latestVersion: results.latestVersion,
+			upgradeAvailable: results.latestVersion && semver.gt(results.latestVersion, version),
+			showManageMenu: results.privileges.superadmin || ['categories', 'privileges', 'users', 'admins-mods', 'groups', 'tags', 'settings'].some(priv => results.privileges[`admin:${priv}`]),
+		};
+
+		templateValues.template = { name: res.locals.template };
+		templateValues.template[res.locals.template] = true;
+		return templateValues;
+	}
+
 	function renderContent(render, tpl, req, res, options) {
 		return new Promise((resolve, reject) => {
 			render.call(res, tpl, options, async (err, str) => {
@@ -111,14 +288,76 @@ module.exports = function (middleware) {
 		});
 	}
 
-	async function renderHeaderFooter(method, req, res, options) {
+	async function renderHeader(req, res, options, headerFooterData) {
+		const hookReturn = await plugins.hooks.fire('filter:middleware.renderHeader', {
+			req: req,
+			res: res,
+			templateValues: headerFooterData, // TODO: deprecate
+			templateData: headerFooterData,
+			data: options,
+		});
+
+		return await req.app.renderAsync('header', hookReturn.templateData);
+	}
+
+	async function renderFooter(req, res, options, headerFooterData) {
+		const hookReturn = await plugins.hooks.fire('filter:middleware.renderFooter', {
+			req,
+			res,
+			templateValues: headerFooterData, // TODO: deprecate
+			templateData: headerFooterData,
+			data: options,
+		});
+
+		const scripts = await plugins.hooks.fire('filter:scripts.get', []);
+
+		hookReturn.templateData.scripts = scripts.map(script => ({ src: script }));
+
+		hookReturn.templateData.useCustomJS = meta.config.useCustomJS;
+		hookReturn.templateData.customJS = hookReturn.templateData.useCustomJS ? meta.config.customJS : '';
+		hookReturn.templateData.isSpider = req.uid === -1;
+
+		return await req.app.renderAsync('footer', hookReturn.templateData);
+	}
+
+	async function renderAdminHeader(req, res, options, headerFooterData) {
+		const hookReturn = await plugins.hooks.fire('filter:middleware.renderAdminHeader', {
+			req,
+			res,
+			templateValues: headerFooterData, // TODO: deprecate
+			templateData: headerFooterData,
+			data: options,
+		});
+
+		return await req.app.renderAsync('admin/header', hookReturn.templateData);
+	}
+
+	async function renderAdminFooter(req, res, options, headerFooterData) {
+		const hookReturn = await plugins.hooks.fire('filter:middleware.renderAdminFooter', {
+			req,
+			res,
+			templateValues: headerFooterData, // TODO: deprecate
+			templateData: headerFooterData,
+			data: options,
+		});
+
+		return await req.app.renderAsync('admin/footer', hookReturn.templateData);
+	}
+
+	async function renderHeaderFooter(method, req, res, options, headerFooterData) {
 		let str = '';
 		if (res.locals.renderHeader) {
-			str = await middleware[method](req, res, options);
+			if (method === 'renderHeader') {
+				str = await renderHeader(req, res, options, headerFooterData);
+			} else if (method === 'renderFooter') {
+				str = await renderFooter(req, res, options, headerFooterData);
+			}
 		} else if (res.locals.renderAdminHeader) {
-			str = await middleware.admin[method](req, res, options);
-		} else {
-			str = '';
+			if (method === 'renderHeader') {
+				str = await renderAdminHeader(req, res, options, headerFooterData);
+			} else if (method === 'renderFooter') {
+				str = await renderAdminFooter(req, res, options, headerFooterData);
+			}
 		}
 		return await translate(str, getLang(req, res));
 	}
@@ -135,4 +374,106 @@ module.exports = function (middleware) {
 		const translated = await translator.translate(str, language);
 		return translator.unescape(translated);
 	}
+
+	async function appendUnreadCounts({ uid, navigation, unreadData, query }) {
+		const originalRoutes = navigation.map(nav => nav.originalRoute);
+		const calls = {
+			unreadData: topics.getUnreadData({ uid: uid, query: query }),
+			unreadChatCount: messaging.getUnreadCount(uid),
+			unreadNotificationCount: user.notifications.getUnreadCount(uid),
+			unreadFlagCount: (async function () {
+				if (originalRoutes.includes('/flags') && await user.isPrivileged(uid)) {
+					return flags.getCount({
+						uid,
+						query,
+						filters: {
+							quick: 'unresolved',
+							cid: (await user.isAdminOrGlobalMod(uid)) ? [] : (await user.getModeratedCids(uid)),
+						},
+					});
+				}
+				return 0;
+			}()),
+		};
+		const results = await utils.promiseParallel(calls);
+
+		const unreadCounts = results.unreadData.counts;
+		const unreadCount = {
+			topic: unreadCounts[''] || 0,
+			newTopic: unreadCounts.new || 0,
+			watchedTopic: unreadCounts.watched || 0,
+			unrepliedTopic: unreadCounts.unreplied || 0,
+			mobileUnread: 0,
+			unreadUrl: '/unread',
+			chat: results.unreadChatCount || 0,
+			notification: results.unreadNotificationCount || 0,
+			flags: results.unreadFlagCount || 0,
+		};
+
+		Object.keys(unreadCount).forEach((key) => {
+			if (unreadCount[key] > 99) {
+				unreadCount[key] = '99+';
+			}
+		});
+
+		const { tidsByFilter } = results.unreadData;
+		navigation = navigation.map((item) => {
+			function modifyNavItem(item, route, filter, content) {
+				if (item && item.originalRoute === route) {
+					unreadData[filter] = _.zipObject(tidsByFilter[filter], tidsByFilter[filter].map(() => true));
+					item.content = content;
+					unreadCount.mobileUnread = content;
+					unreadCount.unreadUrl = route;
+					if (unreadCounts[filter] > 0) {
+						item.iconClass += ' unread-count';
+					}
+				}
+			}
+			modifyNavItem(item, '/unread', '', unreadCount.topic);
+			modifyNavItem(item, '/unread?filter=new', 'new', unreadCount.newTopic);
+			modifyNavItem(item, '/unread?filter=watched', 'watched', unreadCount.watchedTopic);
+			modifyNavItem(item, '/unread?filter=unreplied', 'unreplied', unreadCount.unrepliedTopic);
+
+			['flags'].forEach((prop) => {
+				if (item && item.originalRoute === `/${prop}` && unreadCount[prop] > 0) {
+					item.iconClass += ' unread-count';
+					item.content = unreadCount.flags;
+				}
+			});
+
+			return item;
+		});
+
+		return { navigation, unreadCount };
+	}
+
+
+	function modifyTitle(obj) {
+		const title = controllersHelpers.buildTitle(meta.config.homePageTitle || '[[pages:home]]');
+		obj.browserTitle = title;
+
+		if (obj.metaTags) {
+			obj.metaTags.forEach((tag, i) => {
+				if (tag.property === 'og:title') {
+					obj.metaTags[i].content = title;
+				}
+			});
+		}
+
+		return title;
+	}
+
+	async function getAdminScripts() {
+		const scripts = await plugins.hooks.fire('filter:admin.scripts.get', []);
+		return scripts.map(script => ({ src: script }));
+	}
+
+	async function getLatestVersion() {
+		try {
+			return await versions.getLatestVersion();
+		} catch (err) {
+			winston.error(`[acp] Failed to fetch latest version${err.stack}`);
+		}
+		return null;
+	}
 };